package com.itheima.controller;

import com.itheima.service.StudentService;

import javax.servlet.ServletException;
import javax.servlet.annotation.WebServlet;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import java.io.IOException;
import java.util.List;

@WebServlet("/studentServlet")
public class StudentServlet extends HttpServlet{
    @Override
    protected void doGet(HttpServletRequest req, HttpServletResponse resp) throws ServletException, IOException {
        StudentService studentService = new StudentService();
        List all = studentService.findAll();

        // 设置共享数据
       /* req.setAttribute("stus",all);
        resp.sendRedirect("/show.jsp");*/
        //共享数据
        req.setAttribute("stus",all);
        req.getRequestDispatcher("/show.jsp").forward(req,resp);
    }

    @Override
    protected void doPost(HttpServletRequest req, HttpServletResponse resp) throws ServletException, IOException {
        doGet(req,resp);
    }
}
